Having lost their opening matches in the Boris Becker Group, Marin Cilic and Jack Sock were looking to get their Nitto ATP Finals campaigns back on track - watch the full replay to see who came out on top.
Marin Cilic v Jack Sock
Replay
London
2017RRRR
Having lost their opening matches in the Boris Becker Group, Marin Cilic and Jack Sock were looking to get their Nitto ATP Finals campaigns back on track - watch the full replay to see who came out on top.
